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If a security warning is displayed, click “Allow”.
The updater files will open in a new window with the following (3) files.
First, open the “P51
-
870 V2.01 UPDATER INSTRUCTIONS” PDF document. This document outlines the
system requirements and steps for updating your P51-870 TITAN®. Familiarize yourself with the process
and review the requirements. To proceed with the update, the PC must be running the Windows 10 OS,
Bluetooth peripheral is required, and Bluetooth must be turned on.
Double click on “P51_RadioUpdater_3.0.0.0_x64 file and follow the onscreen instructions. Once the
radio firmware has been updated, double click on “p51
-
870_USBFirmware_V2_01” and follow the
onscreen instructions to update the radio firmware as well. Once the firmware updates have been
completed, access the general settings screen on your P51-870 TITAN®
by clicking the “gear” icon in the
upper right-hand corner of the display and confirm that the firmware and radio versions displayed are
2.01 or higher.
MacOS P51-870 TITAN® Firmware Updater
If you are using a PC running MacOS, Download the YJFlash.zip file. Using the Finder on your MacOS
computer, go to the Downloads folder and double-click on the YJFlash.zip file. This will extract the
YJFlash app and place it in the Downloads folder. Double-click the YJFlash icon to run the app. If you
choose, you can drag the icon onto your desktop or other location for easier future access. You may
receive a warning about opening an app downloaded from the internet. Click Open to allow the YJFlash
app to run. NOTE: On newer versions of MacOS, you may need to allow "Input Monitoring" in System
Preferences> Security and Privacy> Privacy. This is due to the USB communications used during the
firmware update.